diff --git a/iam_pipes.tf b/iam_pipes.tf
index 3b2b8ad..8054ae6 100644
--- a/iam_pipes.tf
+++ b/iam_pipes.tf
@@ -227,7 +227,8 @@ locals {
 
     step_functions = {
       actions = [
-        "states:StartExecution"
+        "states:StartExecution",
+        "states:StartSyncExecution"
       ]
     }